Cooler box combined with amplifier and speaker



FIG. 1 is a perspective view of a cooler box combined with amplifier and speaker showing the new design;

FIG. 2 is a rear view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a right-side view thereof; and,

FIG. 7 is a left-side view thereof.

The broken lines illustrate portions of the cooler box combined with amplifier and speaker and form no part of the claimed design. 

CLAIM The ornamental design of the cooler box combined with amplifier and speaker, as shown and described. 